<template>
	<div class="headerWrapper">
		<header ref="header" class="header">
			<div class="container">
				<h1>
					<router-link :to="`/`">
						<slot>
							xm-select
						</slot>
					</router-link>
				</h1>

				<!-- nav -->
				<ul class="nav">
					<li class="nav-item">
						<router-link :to="`/`" active-class="active">使用手册</router-link>
					</li>
					<li class="nav-item">
						<a href='https://gitee.com/maplemei/xm-select/issues' style="opacity: 1;" target="_blank">提新需求↗</a>
					</li>

					<li class="nav-item">
						<a href='https://gitee.com/maplemei/xm-select' style="opacity: 1; display: flex; margin-top: 30px;" target="_blank">
							<img alt='Fork me on Gitee' src='https://gitee.com/maplemei/xm-select/widgets/widget_3.svg' style="width: 60px;"></img>
						</a>
					</li>
				</ul>
			</div>
		</header>
	</div>
</template>
<script>

export default {
	data() {
		return {
			active: '',
		};
	},
};
</script>
<style lang="less" scoped>
.headerWrapper {
	height: 80px;
}

.header {
	height: 80px;
	background-color: #fff;
	color: #fff;
	top: 0;
	left: 0;
	width: 100%;
	line-height: 80px;
	z-index: 100;
	position: relative;

	.container {
		height: 100%;
		box-sizing: border-box;
		border-bottom: 1px solid #DCDFE6;
	}

	.nav-lang-spe {
		color: #888;
	}

	h1 {
		margin: 0;
		float: left;
		font-size: 32px;
		font-weight: normal;

		a {
			color: #333;
			text-decoration: none;
			display: block;
		}

		span {
			font-size: 12px;
			display: inline-block;
			width: 34px;
			height: 18px;
			border: 1px solid rgba(255, 255, 255, .5);
			text-align: center;
			line-height: 18px;
			vertical-align: middle;
			margin-left: 10px;
			border-radius: 3px;
		}
	}

	.nav {
		float: right;
		height: 100%;
		line-height: 80px;
		background: transparent;
		padding: 0;
		margin: 0;

		&::before,
		&::after {
			display: table;
			content: "";
		}

		&::after {
			clear: both;
		}
	}

	.nav-gap {
		position: relative;
		width: 1px;
		height: 80px;
		padding: 0 20px;

		&::before {
			content: '';
			position: absolute;
			top: calc(50% - 8px);
			width: 1px;
			height: 16px;
			background: #ebebeb;
		}
	}

	.nav-logo,
	.nav-logo-small {
		vertical-align: sub;
	}

	.nav-logo-small {
		display: none;
	}

	.nav-item {
		margin: 0;
		float: left;
		list-style: none;
		position: relative;
		cursor: pointer;

		&.nav-algolia-search {
			cursor: default;
		}

		&.lang-item,
		&:last-child {
			cursor: default;
			margin-left: 34px;

			span {
				opacity: .8;
			}

			.nav-lang {
				cursor: pointer;
				display: inline-block;
				height: 100%;
				color: #888;

				&:hover {
					color: #409EFF;
				}

				&.active {
					font-weight: bold;
					color: #409EFF;
				}
			}
		}

		a {
			text-decoration: none;
			color: #1989FA;
			opacity: 0.5;
			display: block;
			padding: 0 22px;

			&.active,
			&:hover {
				opacity: 1;
			}

			&.active::after {
				content: '';
				display: inline-block;
				position: absolute;
				bottom: 0;
				left: calc(50% - 15px);
				width: 30px;
				height: 2px;
				background: #409EFF;
			}
		}
	}
}

.nav-dropdown {
	margin-bottom: 6px;
	padding-left: 18px;
	width: 100%;

	span {
		display: block;
		width: 100%;
		font-size: 16px;
		color: #888;
		line-height: 40px;
		transition: .2s;
		padding-bottom: 6px;
		user-select: none;

		&:hover {
			cursor: pointer;
		}
	}

	i {
		transition: .2s;
		font-size: 12px;
		color: #979797;
		transform: translateY(-2px);
	}

	.is-active {

		span,
		i {
			color: #409EFF;
		}

		i {
			transform: rotateZ(180deg) translateY(3px);
		}
	}

	&:hover {

		span,
		i {
			color: #409EFF;
		}
	}
}

.nav-dropdown-list {
	width: auto;
}

@media (max-width: 850px) {
	.header {
		.nav-logo {
			display: none;
		}

		.nav-logo-small {
			display: inline-block;
		}

		.nav-item {
			margin-left: 6px;

			&.lang-item,
			&:last-child {
				margin-left: 10px;
			}

			a {
				padding: 0 5px;
			}
		}

		.nav-theme-switch,
		.nav-algolia-search {
			display: none;
		}
	}
}

@media (max-width: 700px) {
	.header {
		.container {
			padding: 0 12px;
		}

		.nav-item {
			a {
				font-size: 12px;
				vertical-align: top;
			}

			&.lang-item {
				height: 100%;

				.nav-lang {
					display: flex;
					align-items: center;

					span {
						padding-bottom: 0;
					}
				}
			}
		}

		.nav-dropdown {
			padding: 0;

			span {
				font-size: 12px;
			}
		}

		.nav-gap {
			padding: 0 8px;
		}

		.nav-versions {
			display: none;
		}
	}
}
</style>
